import java.util.Scanner;
public class Example3_4 {
    public static void main (String args[]) {
        int number = 0;
        System.out.println("输入正整数（回车确认）");
        Scanner reader = new Scanner(System.in);
        number = reader.nextInt();
        switch (number){
            case 9:
            case 131:
            case 12:
                System.out.println(number+"是三等奖");
                break;
            case 209:
            case 596:
            case 27:
                System.out.println(number+"是二等奖");
                break;
            case 875:
            case 316:
            case 59:
                System.out.println(number+"是一等奖");
                break;
            default:
                    System.out.println(number+"未中奖");
        }
    }
}

